30 research outputs found

    Index of Refraction Matched Nanoparticles and Methods of Use

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    Embodiments of the present disclosure provide for nanoparticles, methods of making nanoparticles, materials including nanoparticles, the use of materials including nanoparticles, and the like

    Luminescence and Scintillation in the Niobium Doped Oxyfluoride Rb\u3csub\u3e4\u3c/sub\u3eGe\u3csub\u3e5\u3c/sub\u3eO\u3csub\u3e9\u3c/sub\u3eF\u3csub\u3e6\u3c/sub\u3e:Nb

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    A new niobium-doped inorganic scintillating oxyfluoride, Rb4Ge5O9F6:Nb, was synthe-sized in single crystal form by high-temperature flux growth. The host structure, Rb4Ge5O9F6, crystal-lizes in the orthorhombic space groupPbcnwith lattice parametersa= 6.98430(10)Ă…,b= 11.7265(2) Ă…,andc= 19.2732(3) Ă…, consisting of germanium oxyfluoride layers made up of Ge3O9units connectedby GeO3F3octahedra. In its pure form, Rb4Ge5O9F6shows neither luminescence nor scintillation butwhen doped with niobium, Rb4Ge5O9F6:Nb exhibits bright blue luminescence and scintillation. Theisostructural doped structure, Rb4Ge5O9F6:Nb, crystallizes in the orthorhombic space groupPbcnwith lattice parametersa= 6.9960(3) Ă…,b= 11.7464(6) Ă…, andc= 19.3341(9) Ă…. X-ray absorption nearedge structure (XANES) and extended X-ray absorption fine structure (EXAFS) measurements suggestthat the niobium is located in an octahedral coordination environment. Optical measurements informus that the niobium dopant acts as the activator. The synthesis, structure, and optical properties arereported, including radioluminescence (RL) measurements under X-ray irradiation

    Luminescence and Scintillation in the Niobium Doped Oxyfluoride Rb\u3csub\u3e4\u3c/sub\u3eGe\u3csub\u3e5\u3c/sub\u3eO\u3csub\u3e9\u3c/sub\u3eF\u3csub\u3e6\u3c/sub\u3e:Nb

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    A new niobium-doped inorganic scintillating oxyfluoride, Rb4Ge5O9F6:Nb, was synthesized in single crystal form by high-temperature flux growth. The host structure, Rb4Ge5O9F6, crystallizes in the orthorhombic space group Pbcn with lattice parameters a = 6.98430(10) Ă…, b = 11.7265(2) Ă…, and c = 19.2732(3) Ă…, consisting of germanium oxyfluoride layers made up of Ge3O9 units connected by GeO3F3 octahedra. In its pure form, Rb4Ge5O9F6 shows neither luminescence nor scintillation but when doped with niobium, Rb4Ge5O9F6:Nb exhibits bright blue luminescence and scintillation. The isostructural doped structure, Rb4Ge5O9F6:Nb, crystallizes in the orthorhombic space group Pbcn with lattice parameters a = 6.9960(3) Ă…, b = 11.7464(6) Ă…, and c = 19.3341(9) Ă…. X-ray absorption near edge structure (XANES) and extended X-ray absorption fine structure (EXAFS) measurements suggest that the niobium is located in an octahedral coordination environment. Optical measurements inform us that the niobium dopant acts as the activator. The synthesis, structure, and optical properties are reported, including radioluminescence (RL) measurements under X-ray irradiation

    Luminescence and Scintillation in the Niobium Doped Oxyfluoride Rb\u3csub\u3e4\u3c/sub\u3eGe\u3csub\u3e5\u3c/sub\u3eO\u3csub\u3e9\u3c/sub\u3eF\u3csub\u3e6\u3c/sub\u3e:Nb

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    A new niobium-doped inorganic scintillating oxyfluoride, Rb4Ge5O9F6:Nb, was synthesized in single crystal form by high-temperature flux growth. The host structure, Rb4Ge5O9F6, crystallizes in the orthorhombic space group Pbcn with lattice parameters a = 6.98430(10) Ă…, b = 11.7265(2) Ă…, and c = 19.2732(3) Ă…, consisting of germanium oxyfluoride layers made up of Ge3O9 units connected by GeO3F3 octahedra. In its pure form, Rb4Ge5O9F6 shows neither luminescence nor scintillation but when doped with niobium, Rb4Ge5O9F6:Nb exhibits bright blue luminescence and scintillation. The isostructural doped structure, Rb4Ge5O9F6:Nb, crystallizes in the orthorhombic space group Pbcn with lattice parameters a = 6.9960(3) Ă…, b = 11.7464(6) Ă…, and c = 19.3341(9) Ă…. X-ray absorption near edge structure (XANES) and extended X-ray absorption fine structure (EXAFS) measurements suggest that the niobium is located in an octahedral coordination environment. Optical measurements inform us that the niobium dopant acts as the activator. The synthesis, structure, and optical properties are reported, including radioluminescence (RL) measurements under X-ray irradiation

    CSD 2154592: Experimental Crystal Structure Determination

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    Related Article: Darren Carone, Luiz G. Jacobsohn, Logan S. Breton, Hans-Conrad zur Loye|2022|Solid State Sciences|127|106861|doi:10.1016/j.solidstatesciences.2022.10686

    CSD 2123003: Experimental Crystal Structure Determination

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    Related Article: Gyanendra B. Ayer, Gregory Morrison, Mark D. Smith, Luiz G. Jacobsohn, Hans-Conrad zur Loye|2022|Inorg.Chem.|61|3256|doi:10.1021/acs.inorgchem.1c03787,An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the joint CCDC and FIZ Karlsruhe Access Structures service and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures

    CSD 2123001: Experimental Crystal Structure Determination

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    Related Article: Gyanendra B. Ayer, Gregory Morrison, Mark D. Smith, Luiz G. Jacobsohn, Hans-Conrad zur Loye|2022|Inorg.Chem.|61|3256|doi:10.1021/acs.inorgchem.1c03787,An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the joint CCDC and FIZ Karlsruhe Access Structures service and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures

    CSD 2123002: Experimental Crystal Structure Determination

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    Related Article: Gyanendra B. Ayer, Gregory Morrison, Mark D. Smith, Luiz G. Jacobsohn, Hans-Conrad zur Loye|2022|Inorg.Chem.|61|3256|doi:10.1021/acs.inorgchem.1c03787,An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the joint CCDC and FIZ Karlsruhe Access Structures service and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures
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